// 
// DotNetNuke?- http://www.dotnetnuke.com 
// Copyright (c) 2002-2011 
// by DotNetNuke Corporation 
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions: 
// 
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software. 
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
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// DEALINGS IN THE SOFTWARE. 
// 

using System;
using System.Data;
using DotNetNuke;

namespace CharityGamesOnline.Modules.Event
{

    /// ----------------------------------------------------------------------------- 
    /// <summary> 
    /// An abstract class for the data access layer 
    /// </summary> 
    /// <remarks> 
    /// </remarks> 
    /// <history> 
    /// </history> 
    /// ----------------------------------------------------------------------------- 
    public abstract class DataProvider
    {

        #region "Shared/Static Methods"

        /// <summary>
        /// singleton reference to the instantiated object 
        /// </summary>
        private static DataProvider objProvider = null;

        /// <summary>
        /// constructor
        /// </summary>
        static DataProvider()
        {
            CreateProvider();
        }

        /// <summary>
        /// dynamically create provider 
        /// </summary>
        private static void CreateProvider()
        {
            objProvider = (DataProvider)DotNetNuke.Framework.Reflection.CreateObject("data", "CharityGamesOnline.Modules.Event", "");
        }

        /// <summary>
        /// return the provider 
        /// </summary>
        /// <returns></returns>
        public static DataProvider Instance()
        {
            return objProvider;
        }

        #endregion

        #region "Abstract methods"

        public abstract IDataReader GetEvents(int PortalID, int CharityID, DateTime DateBegin, DateTime DateEnd, bool getCount, int pageSize, int currentPage);
        public abstract IDataReader GetEvent(int PortalID, int EventID);
        public abstract int SaveEvent(int EventID, int PortalID, int UserID, DateTime DateBegin, DateTime DateEnd, string Name, string Description,
                                       int MaxEnrollment, decimal EnrollFee, string EnrollType, string ImageURL, string ImageType, int ImageWidth,
                                       int ImageHeight, int Status, int CategoryID, bool ImageDisplay, bool Signups, bool AllDayEvent, bool Approved);
        public abstract void DeleteEvent(int PortalID, int EventID);
        public abstract void AddEventCharity(int PortalID, int EventID, int CharityID);
        public abstract void DeleteEventCharity(int PortalID, int EventID, int CharityID);
        public abstract void AddEventGame(int PortalID, int EventID, int GameID);
        public abstract void DeleteEventGame(int PortalID, int EventID, int GameID);
        
        #endregion

    }
}